package com.happy.utils;

/**
 * Created by xiao on 2018/2/23.
 */
public class StringUtils {

    /**
     * 判断字符串是否为空
     * @param str       需要判断的字符串
     * @return          true 是,  false 否
     */
    public static boolean isE(String str) {

        if (str == null || str.length() <= 0) return true;
        return false;
    }
}
